trophoblast

trophoblast读音音标

英[\\\'trɒfəblæst]

美[\\\'troʊfəˌblæst]

基本意思释义

n.（胚胎）滋养层

短语及实用例句

Shortly after implantation the blastocyst wall, the trophoblast, consists of two layers of cells.

植入之后不久,胚囊的壁, 即滋养细胞含有两层细胞.

辞典例句

As the trophoblast shell gradually begins to break open, maternal blood placental lacunae.

由于绒毛细胞外壳逐渐退化开放, 母体血液即涌入绒毛间隙.

英英释义

Noun

1. the membrane that forms the wall of the blastocyst in early development; aids implantation in the uterine wall;

\"after implantation of the blastocyst in the uterine wall the trophoblast divides into two layers, the chorion and the placenta\"